ກຸ່ມປາກະດູກອ່ອນ (ເຊັ່ນ: ປາສະຫລາມ, ປາຜາໄລ) (sharks and rays) >
Carcharhiniformes (Ground sharks) >
Scyliorhinidae (Cat sharks) > Scyliorhininae
Etymology: Scyliorhinus: skylion, Greek for dogfish or small shark; rhinus, from rhine (Gr.), rasp, alluding to a shark’s jagged, rasp-like skin. (See ETYFish); cervigoni: In honor of Venezuelan ichthyologist Fernando Cervigón Marcos (1930-2017), who recognized this shark as a distinct species in 1960. (See ETYFish).
Environment: milieu / climate zone / depth range / distribution range
ນິເວດວິທະຍາ
ສັດທະເລ ອາໄສຢູ່ໃກ້ໜ້າດິນໃຕ້ພື້ນທ້ອງນ້ຳ; ລະດັບຄວາມເລິກ 45 - 500 m. Deep-water; 11°C - 16°C (Ref. 244); 20°N - 17°S
Eastern Atlantic: probably wide-ranging off tropical West Africa, from Mauritania to Angola (Ref. 244). Often previously referred to as Scyliorhinus stellaris (Ref. 244, 127434).
ຂະໜາດ / ນ້ຳໜັກ / Age
Maturity: Lm ?  range ? - ? cm
Max length : 67.0 cm TL ຕົວຜູ້/ບໍ່ມີເພດ; (Ref. 244); 76.0 cm TL (female)
Found on rocky and muddy bottoms of the continental shelf and upper slope. Temperature: 11-16°C. Salinity: 30 ppt. Oxygen: 1.0-1.6 ml/l. Feeds on bony fishes. Oviparous (Ref. 50449).
Life cycle and mating behavior
Maturities | ການສືບພັນ | Spawnings | Egg(s) | Fecundities | ຕົວອ່ອນ
Oviparous, paired eggs are laid. Embryos feed solely on yolk (Ref. 50449).
Compagno, L.J.V., 1984. FAO Species Catalogue. Vol. 4. Sharks of the world. An annotated and illustrated catalogue of shark species known to date. Part 2 - Carcharhiniformes. FAO Fish. Synop. 125(4/2):251-655. Rome: FAO. (Ref. 244)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
ການປະມົງ: ການປະມົງແບບກຸ້ມຕົນເອງ
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Estimates based on models
Preferred temperature (Ref.
123201): 12.4 - 15.8, mean 14.3 °C (based on 29 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00263 (0.00139 - 0.00497), b=3.21 (3.04 - 3.38), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
ຊັ້ນເຂດຮ້ອນ (Ref.
69278): 4.5 ±0.80 se; based on food items.
ຄວາມຢືດຢຸ່ນ (Ref.
120179): ຕຳ່ຫຼາຍ, ປະຊາກອນຕຳ່ສຸດທີ່ໃຊ້ເວລາສອງເທົ່າຫຼາຍກວ່າ 14 ປີ (Fec=2).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (50 of 100).